Linux OOM Killer vs SSH: How to Stop Getting Locked Out of Your Own Server
When the Linux OOM killer fires, ‘sshd is running’ stops meaning ‘you can log in.’ Four systemd and sysctl fixes that keep your login path alive through a memory storm.
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My brand-new SLZB-07 Zigbee coordinator shipped too old: fixing “EZSP protocol version 12 is not supported by host”
The SMLIGHT SLZB-07 connected, spoke the right protocol, then quit: EZSP version 12 not supported. Here’s the flash fix and how to pick the right channel.
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Why docker image prune Won’t Fix a Full Root Disk: The Containerd Snapshotter Trap
docker image prune skips tagged images, and the real hog hides in /var/lib/containerd. How I traced a 99% root disk to the containerd snapshotter and fixed it.
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Self-Hosting RustDesk on Tailscale Without Opening a Single Public Port
Run rustdesk-server-oss behind Tailscale with zero public ports, plus the macOS root-daemon config fight that ate an hour and nobody has documented.
